Why Are Mars’ Sunsets Blue?
Earth and Mars are a bit like mirror worlds. Mars is the Red Planet. Earth is the pale blue dot. Mars is a frigid desert. Earth is full of water and life. But there’s another curious difference. The sky on … Read More
NASA’s Stunning New Photograph of the Milky Way Is a Cosmic Masterpiece 20 Years in the Making
NASA’s latest image of the Milky Way is two decades in the making. The dramatic view of the heart of the galaxy combines 370 observations taken over a period of 20 years and features billions of stars. “What we see in the … Read More
First Confirmation Of A Moon-Forming Disk Around A Planet (Video)
PDS 70 is a 370-light-year-distance star that is almost 6 million years old and has a mass roughly three-quarters that of the Sun. Two years ago astronomers spotted what they thought might be a moon-forming disk around PDS 70b, its … Read More
Asteroid that Killed Dinosaurs Hit at Worst Possible Angle
According to new research, the flaming space rock that slammed into Earth and wiped out the dinosaurs struck at the worst possible angle (for the dinosaurs, that is). Under any circumstances, colliding with a massive, fast-moving cosmic projectile would have … Read More
Did our Solar System Form in Bubbles Around Massive Star?
Our solar system was formed about 5 billion years ago from material left over from previous generations of stars, according to astronomers. Beyond that, however, things get a little murky. According to popular belief, a nearby supernova explosion compressed a … Read More
See the Highest-Resolution Atomic Image Ever Captured
Take a look at the highest-resolution image of atoms ever seen. Cornell University researchers captured a three-dimensional sample from a crystal and magnified it 100 million times, doubling the resolution that earned the same scientists a Guinness World Record in … Read More